⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35137789, with some changes.

Isopterygium richardsii E.B. Bartram is a synonym of Pseudotaxiphyllum richardsii (E.B. Bartram) Ireland

This name is a synonym of Pseudotaxiphyllum richardsii (E.B. Bartram) Ireland.

The record derives from Tropicos which reports it as a synonym (record 35137789) with original publication details: Bryologist 44: 64. f. 1--6 64 1941.